.container {
  margin: 0 auto;
  width: 80%;
}
body {
  width: 100vw;
  min-width: 960px;
  height: 100vh;
  display: flex;
  flex-direction: column;
  background-color: #ecf0f1;
}
/* header {
  width: 100%;
  height: 50px;
  background-color: aquamarine;
} */
nav {
  width: 100%;
  height: 80px;
  background-color: #ecf0f1;
  display: flex;
  justify-content: center;
  align-items: center;
  font-size: 40px;
  border-bottom: 2px solid gray;
}
nav a {
  margin-right: 50px;
}
nav a:hover {
  color: #2ecc71;
}
main {
  width: 100%;
  flex: 1;
  background-color: #ecf0f1;
  display: flex;
}
main aside {
  width: 200px;
  background-color: azure;
  display: flex;
  flex-direction: column;
  align-items: center;
  padding: 20px;
}
main aside button {
  width: 100%;
  margin: 10px 0;
  padding: 8px 0;
  border-radius: 8px;
}
main article {
  flex: 1;
}
footer {
  width: 100%;
  height: 50px;
  background-color: ecf0f1;
}
